Home / 682,451.43-941,786.34-376,527.81

Finding the Fourth Proportional to 682,451.43, 941,786.34 and 376,527.81

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Solution

The fourth proportional to 682,451.43, 941,786.34 and 376,527.81 is: 519,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,451.43 : 941,786.34 = 376,527.81 : x
  2. Step 2: Convert to fraction form
    682,451.43/941,786.34 = 376,527.81/x
  3. Step 3: Cross multiply
    682,451.43x = 941,786.34 × 376,527.81
  4. Step 4: Simplify right side
    682,451.43x = 354,608,748,088.12
  5. Step 5: Solve for x
    x = 354,608,748,088.12/682,451.43
  6. Step 6: Final answer
    x = 519,610.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.